The Desposyni's last Eldest Brother explains Jesus' real name, his surname and his "Lost Years" that are not included in the Bible (ages 13 to 29): http://www.thetruejesus.org/secret_writings.htm
There are two different answers to this question - in Luke's Gospel and Matthew's Gospel.
In Luke's Gospel, Joseph and Mary took Jesus back to Nazareth when he was only a few weeks old, after Mary's...